CCSS.Math.Content.HSF.IF.A.2

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function 

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CCSS.Math.Content.HSF.IF.A.2

Using the pictured graph, what is f(-3)? 

• -3
• -1
• 1
• 3

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CCSS.Math.Content.HSF.IF.A.2

f(x)=-x+3
f(7)=?

• -4
• -6
• 3
• 13

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CCSS.Math.Content.HSF.IF.A.2

The equation  y = 75(1.2)^x describes the number of staff since 1998.
What 'x' would you use if you wanted to calculate the number of staff in 2005?

• x = 2005
• x = 7
• x = 5
• x = 1998

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CCSS.Math.Content.HSF.IF.A.2

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

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CCSS.Math.Content.HSF.IF.A.2

Given f(x) = 2x and
g(x) = x²+3 , find f(g(x)).

• x²+2x+3
• 4x²+3
• 2x²+3
• 2x²+6

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CCSS.Math.Content.HSF.IF.A.2

The note middle C on a piano is tuned so that the string vibrates at 262 Hertz. Tuning the notes is determined by equation 262 ⋅ (2^n/12), where n takes the values of 1 through 11. Find the tuning, rounded to the nearest Hertz, for notes 2 and 4. Select all.

• 278

• 294

• 330

• 371

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CCSS.Math.Content.HSF.IF.A.2

If f(x) = 6x - 9, find f(4).

• (4, 1)

• (4, 33)

• (4, 15)

• (4, -7)

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CCSS.Math.Content.HSF.IF.A.2

For which function would f(3) = 17

• f(x) = 5x

• f(x) = 2(x + 4) + 3

• f(x) = x - 10

• f(x) = 3x + 6

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CCSS.Math.Content.HSF.IF.A.2

Is this table a function or not a function? 

• Function
• Not a Function

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CCSS.Math.Content.HSF.IF.A.2